Home / 42,354.75-63,515.93-14,267.25

Finding the Fourth Proportional to 42,354.75, 63,515.93 and 14,267.25

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Solution

The fourth proportional to 42,354.75, 63,515.93 and 14,267.25 is: 21,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354.75 : 63,515.93 = 14,267.25 : x
  2. Step 2: Convert to fraction form
    42,354.75/63,515.93 = 14,267.25/x
  3. Step 3: Cross multiply
    42,354.75x = 63,515.93 × 14,267.25
  4. Step 4: Simplify right side
    42,354.75x = 906,197,580.96
  5. Step 5: Solve for x
    x = 906,197,580.96/42,354.75
  6. Step 6: Final answer
    x = 21,395.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.